clueless

mod. unaware. I have never seen anyone so totally clueless. What a dunce!

totally clueless

mod. ignorant (of something). (see also cluelessness.) Everybody was totally clueless as to what to do.

Name	Pronounced	Usage
Antiochos	-	Ancient Greek
Ovidio	-	Italian, Spanish
Dagmar	['dægma:]
Wade	WAYD	English
Zakkai	-	Biblical Hebrew
Lark	LAHRK	English (Rare)